How can I connect to Oracle Database 11g server through ssh tunnel chain (double tunnel, server in company network)?

Question

I have SSH access to \'public\' server, which is also the gateway to company network. There is another server in the network, where local Oracle Database se

Answer 1

Thanks!

I called ssh -N -LXXXX:server:YYYY login@server twice.

First, I called

ssh -L 9998:127.0.0.1:9997 login@gate.company.cz

on my PC.

Then, on this server (during the SSH session), I called

ssh -L 9997:localhost:1521 root@192.168.105.111

where 192.168.105.111 is server where ORACLE was running.

So what I did is following redirection:

1521 (COMPANY ORACLE SERVER) 
  -> 9997 (COMPANY GATEWAY SERVER)
     -> 9998 (LOCAL PC)

So I got ORACLE access in my local PC at port 9998 !